>>> when we come back, amanda knox gets ready to tell all to diane sawyer. is there anything she can say to change your mind about what happened the night her roommate died? [ woman ] ring. ring. progresso. i just served my mother-in-law your chicken noodle soup but she loved it so much... i told her it was homemade. everyone tells a little white lie now and then. but now she wants my recipe [ clears his throat ] [ softly ] she's right behind me isn't she? [ male announcer ] progresso. you gotta taste this soup. >> announcer: you never know when, but thieves can steal your identity and turn your life upside down. >> hi. >> hi. you know, i can save you 15% today if you open up a charge card account with us. >> you just read my mind. >> announcer: just one little piece of information and they can open bogus accounts, stealing your credit, your money and ruining your reputation. that's why you need lifelock to relentlessly protect what matters most... [beeping...] helping stop crooks before your identity is attacked. and now you can have the most comprehensive